5. The forebrain may be making the best of a bad job in producing even partially coherent dream imagery from the relatively noisy signals sent up to it from the brain stem.

(J. Allan Hobson and Robert McCarley, “The Brain as a Dream-State Generator,” 1977)

6. In this model, attempting to remember one’s dreams should perhaps not be encouraged, because such remembering may help to retain patterns of thought which are better forgotten. These are the very patterns the organism was attempting to damp down.

7. Dreaming is a free-rider on a system designed to be conscious while we are awake, and which is designed to sleep…. So far, no hypothesis put forward requires that we think of dreaming as more than a side-effect of the relevant functions of sleep.